Noumea, Province Sud, New Caledonia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Noumea, Province Sud, New Caledonia
AQI Trends: Highest and Lowest
Same Day Analysis (22nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 30 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025
Noumea, Province Sud, New Caledonia
5 AM22nd Oct 2025
5 PM
4 AM23rd Oct 2025
28AQI
13AQI
29AQI
14AQI
In the last 24 hours,
Noumea's AQI reached its highest point of 29 at 1 AM during the Night, while the lowest point, 13, was recorded at 6 PM during the Day between 22nd Oct and 23rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Noumea, Province Sud, New Caledonia
23°C20/25°C
21°C20/22°C
20°C19/22°C
21°C18/23°C
22°C20/25°C
22°C19/25°C
22°C18/25°C
23°C21/26°C
24°C21/27°C
23°C21/26°C
23°C21/25°C
23°C21/25°C
21°C20/22°C
20°C19/22°C
21°C17/24°C
22°C18/25°C
23°C21/26°C
23°C20/26°C
23°C20/27°C
23°C20/28°C
24°C21/27°C
23°C22/25°C
22°C20/24°C
22°C20/23°C
22°C19/25°C
23°C20/26°C
23°C21/26°C
23°C21/27°C
24°C22/27°C
25°C23/27°C
--°C/°C
34AQI
28AQI
34AQI
29AQI
2025 Days Vs Air Quality
Noumea, Province Sud, New Caledonia
99%
293
0.6%
2
Total number of days with different AQI categories in last 296 days in 2025 (69 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 296 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Noumea, Province Sud, New Caledonia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
32AQI
33AQI
32AQI
30AQI
30AQI
30AQI
28AQI
30AQI
28AQI
27AQI
27AQI
28AQI
29AQI
29AQI
26AQI
27AQI
29AQI
29AQI
28AQI
27AQI
28AQI
27AQI
26AQI
28AQI
29AQI
27AQI
27AQI
27AQI
26AQI
27AQI
31AQI
27AQI
26AQI
27AQI
24AQI
26AQI
25AQI
26AQI
25AQI
26AQI
27AQI
26AQI
26AQI
24AQI
25AQI
24AQI
25AQI
25AQI
23AQI
25AQI
25AQI
27AQI
28AQI
28AQI
28AQI
27AQI
25AQI
25AQI
25AQI
24AQI
22AQI
23AQI
22AQI
21AQI
21AQI
21AQI
21AQI
22AQI
21AQI
21AQI
20AQI
22AQI
21AQI
19AQI
19AQI
21AQI
20AQI
21AQI
20AQI
21AQI
21AQI
22AQI
20AQI
21AQI
21AQI
23AQI
22AQI
22AQI
22AQI
23AQI
24AQI
23AQI
26AQI
26AQI
25AQI
23AQI
17AQI
16AQI
15AQI
18AQI
19AQI
19AQI
16AQI
15AQI
16AQI
20AQI
19AQI
19AQI
19AQI
18AQI
17AQI
19AQI
20AQI
19AQI
21AQI
20AQI
25AQI
25AQI
26AQI
25AQI
24AQI
22AQI
22AQI
22AQI
25AQI
27AQI
30AQI
27AQI
25AQI
22AQI
22AQI
20AQI
20AQI
22AQI
23AQI
22AQI
22AQI
23AQI
23AQI
24AQI
20AQI
20AQI
20AQI
20AQI
22AQI
23AQI
24AQI
28AQI
27AQI
28AQI
27AQI
28AQI
29AQI
27AQI
26AQI
25AQI
25AQI
24AQI
25AQI
26AQI
32AQI
31AQI
32AQI
31AQI
30AQI
31AQI
29AQI
30AQI
31AQI
31AQI
29AQI
30AQI
29AQI
32AQI
31AQI
29AQI
29AQI
28AQI
27AQI
24AQI
25AQI
23AQI
21AQI
20AQI
19AQI
20AQI
19AQI
21AQI
21AQI
22AQI
23AQI
25AQI
22AQI
21AQI
22AQI
24AQI
24AQI
26AQI
24AQI
23AQI
22AQI
20AQI
22AQI
24AQI
21AQI
20AQI
19AQI
22AQI
21AQI
22AQI
22AQI
25AQI
24AQI
22AQI
26AQI
27AQI
31AQI
28AQI
27AQI
24AQI
22AQI
23AQI
23AQI
21AQI
21AQI
22AQI
20AQI
20AQI
18AQI
29AQI
23AQI
21AQI
24AQI
25AQI
30AQI
27AQI
25AQI
26AQI
25AQI
24AQI
25AQI
28AQI
40AQI
34AQI
35AQI
25AQI
23AQI
23AQI
23AQI
24AQI
24AQI
25AQI
29AQI
25AQI
26AQI
28AQI
22AQI
20AQI
24AQI
20AQI
19AQI
18AQI
19AQI
22AQI
19AQI
18AQI
23AQI
28AQI
17AQI
11AQI
17AQI
20AQI
28AQI
36AQI
38AQI
40AQI
33AQI
33AQI
32AQI
32AQI
33AQI
35AQI
39AQI
41AQI
32AQI
35AQI
33AQI
23AQI
39AQI
65AQI
40AQI
31AQI
59AQI
30AQI
28AQI
26AQI
21AQI
20AQI
23AQI
29AQI
22AQI
24AQI
23AQI
37AQI
No. of days
202525AQI
Highest AQI recorded in
October37AQI
Lowest AQI recorded in
April20AQI
202422AQI
Highest AQI recorded in
June32AQI
Lowest AQI recorded in
March14AQI
202317AQI
Highest AQI recorded in
October23AQI
Lowest AQI recorded in
November10AQI
202217AQI
Highest AQI recorded in
October19AQI
Lowest AQI recorded in
August8AQI
202114AQI
Highest AQI recorded in
July20AQI
Lowest AQI recorded in
February6AQI
20208AQI
Highest AQI recorded in
July9AQI
Lowest AQI recorded in
March6AQI
Most & Least Polluted Years Over the Last 6 Years
Noumea's annual 2025 AQI (25) shows an average percentage change of 83.7% (worsened AQI) compared to previous years: 2020 (8), 2021 (14), 2022 (17), 2023 (17), 2024 (22).